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Patch "iwlwifi: mvm: clear csa countdown when AP is stopped" has been added to the 4.2-stable tree

PATCH [email protected] 1 participant 1 message Nov 6, 2015

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This is a note to let you know that I've just added the patch titled

iwlwifi: mvm: clear csa countdown when AP is stopped

to the 4.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
iwlwifi-mvm-clear-csa-countdown-when-ap-is-stopped.patch
and it can be found in the queue-4.2 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From e9cb0327b26dd7ba43a3b7a05b4b62219decf42d Mon Sep 17 00:00:00 2001

From: Avraham Stern <[email protected]>
Date: Mon, 31 Aug 2015 11:08:27 +0300
Subject: iwlwifi: mvm: clear csa countdown when AP is stopped

From: Avraham Stern <[email protected]>

commit e9cb0327b26dd7ba43a3b7a05b4b62219decf42d upstream.

The csa_countdown flag was not cleared when the AP is stopped. As a result, if the AP was stopped after csa_countdown had started, all the folowing channel switch commands would fail.
Fix that by clearing the csa_countdown flag when the AP is stopped.

---
 drivers/net/wireless/iwlwifi/mvm/mac80211.c |    1 +
 1 file changed, 1 insertion(+)
drivers/net/wireless/iwlwifi/mvm/mac80211.c +1 -0
@@ -2373,6 +2373,7 @@ static void iwl_mvm_stop_ap_ibss(struct
 		iwl_mvm_remove_time_event(mvm, mvmvif,
 					  &mvmvif->time_event_data);
 		RCU_INIT_POINTER(mvm->csa_vif, NULL);
+		mvmvif->csa_countdown = false;
 	}
 
 	if (rcu_access_pointer(mvm->csa_tx_blocked_vif) == vif) {

Patches currently in stable-queue which might be from [email protected] are

queue-4.2/iwlwifi-mvm-clear-csa-countdown-when-ap-is-stopped.patch